CVE-2017-7377

Published: Apr 10, 2017Modified: May 13, 2026

6.0

Vector

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H

Exploitability: 1.5 / Impact: 4.0

Source: NVD

Description

The (1) v9fs_create and (2) v9fs_lcreate functions in hw/9pfs/9p.c in QEMU (aka Quick Emulator) allow local guest OS privileged users to cause a denial of service (file descriptor or memory consumption) via vectors related to an already in-use fid.

Affected (4)

Products: Qemu: Qemu · Debian: Debian Linux

1 product

1 product

Configuration A

3 vulnerable

Vulnerable Software	Affected Versions
Qemu Qemu	Up to 2.8.1
Qemu Qemu	Version 2.9.0 rc0
Qemu Qemu	Version 2.9.0 rc1

Configuration B

1 vulnerable

Vulnerable Software	Affected Versions
Debian Debian Linux	Version 8.0

Related CWEs

CWE-772

Missing Release of Resource after Effective Lifetime

The product does not release a resource after its effective lifetime has ended, i.e., after the resource is no longer needed.

References (14)

http://git.qemu-project.org/?p=qemu.git%3Ba=commit%3Bh=d63fb193e71644a073b77ff5ac6f1216f2f6cf6e

Source: cve@mitre.org

http://www.openwall.com/lists/oss-security/2017/04/03/2

Source: cve@mitre.org

Mailing ListPatchThird Party AdvisoryVDB Entry

http://www.securityfocus.com/bid/97319

Source: cve@mitre.org

Third Party AdvisoryVDB Entry

https://bugzilla.redhat.com/show_bug.cgi?id=1437871

Source: cve@mitre.org

Issue TrackingPatchThird Party Advisory

https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html

Source: cve@mitre.org

Mailing ListThird Party Advisory

https://lists.gnu.org/archive/html/qemu-devel/2017-03/msg05449.html

Source: cve@mitre.org

PatchThird Party Advisory

https://security.gentoo.org/glsa/201706-03

Source: cve@mitre.org

Third Party Advisory

http://git.qemu-project.org/?p=qemu.git%3Ba=commit%3Bh=d63fb193e71644a073b77ff5ac6f1216f2f6cf6e